body {
    width: 100%;
    height: 100%;
    background-color: #5ea0f1;
}

#logo {
    margin-left: 240px;
    margin-top: 20px;
}

.box {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 400px;
    height: 310px;
    background-color: #f5da78;
    box-shadow: 5px 5px 5px 5px;
}

.box .box-hd {
    height: 60px;
    line-height: 60px;
    font-size: 26px;
    text-align: center;
}

.form-horizontal .form-group {
    position: relative;
    width: 340px;
    margin: 0 auto;
    margin-bottom: 15px;
}

.form-control {
    padding-left: 30px;
}

.btn-primary {
    width: 340px;
}

.jump-register,
.jump-login {
    float: right;
    margin-right: 30px;
}

.register {
    display: none;
}

.font {
    position: absolute;
    top: 10px;
    left: 10px;
}
.warning {
    position: absolute;
    margin: 0;
    font-size: 10px;
    color: red;
    display: none;
}